Triple-fold clasp Stainless steel strap Mineral glass Water resistant Regular timekeeping Analog display: 3 hands (hour, minute, second), 3 dials (date, day, 24-hour) Accuracy: ±20 seconds per month Approx. battery life: 3 years on SR920SW Case size: 47 x 41.5 x 8.6 mm Total weight: 96 g